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<head><meta charset="utf-8"><title>I-prioritize #73223 Slice index becomes wrong (beta regressi · t-compiler/wg-prioritization/alerts · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/index.html">t-compiler/wg-prioritization/alerts</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html">I-prioritize #73223 Slice index becomes wrong (beta regressi</a></h3>

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<a name="202615310"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202615310" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> triagebot <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202615310">(Jul 01 2020 at 19:44)</a>:</h4>
<p><span class="user-group-mention" data-user-group-id="3111">@WG-prioritization/alerts</span> issue <a href="https://github.com/rust-lang/rust/issues/73223">#73223</a> has been requested for prioritization.</p>
<h1><a href="https://hackmd.io/WJ0G17DHTHGgv0OW9I2PxA?view#Unprioritized-I-prioritize">Procedure</a></h1>
<ul>
<li>Priority?</li>
<li>Regression?</li>
<li>Notify people/groups?</li>
<li>Needs <code>I-nominated</code>?</li>
</ul>



<a name="202615831"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202615831" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Léo Lanteri Thauvin <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202615831">(Jul 01 2020 at 19:49)</a>:</h4>
<p>Like <a href="https://github.com/rust-lang/rust/issues/73431">#73431</a>, downgrade from P-critical as the issue was fixed and beta-backported, labeled this as I-prioritize to see if this needs to be re-prioritized.</p>



<a name="202618629"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202618629" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202618629">(Jul 01 2020 at 20:13)</a>:</h4>
<p>what's it pending on?</p>



<a name="202619638"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202619638" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202619638">(Jul 01 2020 at 20:22)</a>:</h4>
<p>At this point, this issue is nightly-only and requires unstable compiler options to trigger so I think this is maybe P-medium.</p>



<a name="202620201"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202620201" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202620201">(Jul 01 2020 at 20:29)</a>:</h4>
<p>will give the pr a bump in priority</p>



<a name="202620617"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202620617" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202620617">(Jul 01 2020 at 20:33)</a>:</h4>
<p><span class="user-mention" data-user-id="120823">@DPC</span>  which PR?</p>



<a name="202620724"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202620724" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Santiago Pastorino <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202620724">(Jul 01 2020 at 20:34)</a>:</h4>
<p><span class="user-mention silent" data-user-id="125250">Wesley Wiser</span> [said](<a href="#narrow/stream/245100-t-compiler.2Fwg-prioritization.2Falerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi/near/202619638)">https://rust-lang.zulipchat.com/#narrow/stream/245100-t-compiler.2Fwg-prioritization.2Falerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi/near/202619638)</a>:</p>
<blockquote>
<p>At this point, this issue is nightly-only and requires unstable compiler options to trigger so I think this is maybe P-medium.</p>
</blockquote>
<p>can you guys label it as <code>P-medium</code>?</p>



<a name="202620980"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202620980" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> triagebot <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202620980">(Jul 01 2020 at 20:36)</a>:</h4>
<p>Issue <a href="https://github.com/rust-lang/rust/issues/73223">#73223</a>'s prioritization request has been removed.</p>



<a name="202620997"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202620997" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202620997">(Jul 01 2020 at 20:36)</a>:</h4>
<p><span class="user-mention" data-user-id="116266">@Santiago Pastorino</span> relabeled</p>



<a name="202621018"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202621018" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202621018">(Jul 01 2020 at 20:36)</a>:</h4>
<p>I also changed the labels to reflect the current state. Not sure if that's the right thing to do...</p>



<a name="202621766"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202621766" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202621766">(Jul 01 2020 at 20:43)</a>:</h4>
<p><span class="user-mention" data-user-id="125250">@Wesley Wiser</span> <a href="https://github.com/rust-lang/rust/pull/73210">https://github.com/rust-lang/rust/pull/73210</a></p>



<a name="202621851"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202621851" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202621851">(Jul 01 2020 at 20:44)</a>:</h4>
<p>Uhh I think I'm missing something</p>



<a name="202621884"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202621884" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202621884">(Jul 01 2020 at 20:45)</a>:</h4>
<p><span class="user-mention" data-user-id="120823">@DPC</span> That PR isn't related</p>



<a name="202621923"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202621923" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202621923">(Jul 01 2020 at 20:45)</a>:</h4>
<p>i guess wrong issue? nevermind :D</p>



<a name="202621938"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202621938" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202621938">(Jul 01 2020 at 20:45)</a>:</h4>
<p>Just checking :)</p>



<a name="202622041"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202622041" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Wesley Wiser <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202622041">(Jul 01 2020 at 20:46)</a>:</h4>
<p>Oh, I see. There was a comment on this issue linking that PR. I'll reply there.</p>



<a name="202622690"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize%20%2373223%20Slice%20index%20becomes%20wrong%20%28beta%20regressi/near/202622690" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> DPC <a href="https://rust-lang.github.io/zulip_archive/stream/245100-t-compiler/wg-prioritization/alerts/topic/I-prioritize.20.2373223.20Slice.20index.20becomes.20wrong.20(beta.20regressi.html#202622690">(Jul 01 2020 at 20:53)</a>:</h4>
<p>i remember clicking through something here to reach there and couldn't trace it :D</p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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